September Weather in Balikesir, Turkey

Last updated: August 27, 2025

September in Balikesir, Turkey showcases a delightful climate, where temperatures can soar to a maximum of 37°C (98°F) while averaging a comfortable 21°C (70°F). As the month unfolds, temperatures can dip to a cool minimum of 7°C (45°F), offering refreshing contrasts. With only 11 mm (0.4 in) of precipitation spread over 2 days, the humidity remains around 45%, making it an ideal time for outdoor activities and exploration. Experience the vibrant warmth and occasional breezes that characterize this picturesque region in early autumn.

September Temperature in Balikesir

In September, Balikesir, Turkey, experiences a gentle transition between the heat of summer and the cooler embrace of autumn. With minimum temperatures averaging around 7°C (45°F) and reaching an inviting 21°C (70°F) as an average, this month offers a delightful blend of warmth and mildness. Daytime highs can soar to a steamy 37°C (98°F), reminiscent of August’s peak heat, yet the gradual decline in temperatures hints at the approaching fall. This trend showcases Balikesir's unique character, where the vibrancy of summer lingers just long enough to allow for outdoor adventures, making September a perfect time to explore the region’s stunning landscapes and rich history before the chill of autumn sets in.

September Weather in Balikesir: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Balikesir, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Balikesir, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec424547556471767670615347
Data source: Temperature data for Balikesir generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Balikesir

In September, Balikesir experiences a notable shift as the summer's dry heat gives way to the onset of autumn. With just 11 mm (0.4 in) of precipitation over 2 days, this month marks one of the driest periods of the year, trailing behind the parched conditions of July and August. The overall trend displays a gradual decrease in rainfall from the wetter months of winter and spring, peaking in January at 102 mm (4.0 in), to the dry climax of summer before starting the cycle anew in October. This slight uptick in precipitation heralds the approaching rainy season, as the region braces for the more robust rains of fall and winter. As temperatures cool and humidity rises, September serves as a gentle reminder of nature's rhythms, inviting both residents and visitors to prepare for the lush transformation that lies ahead.

September Precipitation Trends in Balikesir

The chart displays monthly precipitation patterns in Balikesir, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Balikesir, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec102687454505216711384292
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Balikesir

In September, Balikesir experiences a noticeable shift in humidity levels, dropping to 45% as summer wanes. This reduction marks a departure from the peak summer months of July and August, where humidity plummeted to a mere 47% and 35%, respectively, creating a dry, comfortable atmosphere. As the season transitions into autumn, the humidity begins to climb again, with October seeing a rise to 69% that signals the approach of a wetter winter. Overall, September offers a brief interlude of moderate humidity, balancing the arid summer with the impending moisture of fall, making it an ideal time for outdoor activities in Balikesir.

September Average Humidity in Balikesir

This chart illustrates the average monthly humidity levels in Balikesir, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Balikesir is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%86%75%72%63%47%35%45%69%85%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Balikesir

As summer transitions into autumn in Balikesir, Turkey, the September UV Index remains notably high at 8, indicating a very high exposure category with a burn time of just 15 minutes. This trend mirrors the preceding summer months, which consistently recorded a UV Index of 10. While September sees a slight decrease from the peak summer levels, it still necessitates vigilance when enjoying outdoor activities. Compared to earlier months like March and April, where the UV Index range fluctuated from moderate to very high, the resilience of UV levels in September underscores the importance of sun protection as daylight hours begin to shorten. For further insights into UV levels throughout the year, check out Balikesir UV Index.

Maximum UV Index Levels in Balikesir for September

The chart shows the monthly maximum UV Index (UVI) for Balikesir in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Balikesir typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec347891010108643
Data source: Balikesir September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Balikesir

September in Balikesir, Turkey, marks a delightful transition as the summer warmth lingers with 347 hours of sunshine. This month blends the tail end of summer's brightness with the gentle onset of autumn, showcasing a beautiful flashback to the peak sunshine hours seen in July (427 hours) and August (396 hours). As daylight begins to wane, September's golden rays still provide a splendid atmosphere for outdoor adventures and cultural experiences. Following the high of summer, the gradual decrease in daylight hours foreshadows October's cooler vibes, which brings a cozy charm to the region. Overall, September strikes a perfect balance, inviting visitors to bask in the lingering warmth before embracing the upcoming seasonal change.

Monthly Sunshine Duration in Balikesir: September Highlighted

The September sunshine duration represents the total number of hours Balikesir experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec168h232h306h337h387h403h427h396h347h307h255h222h
Data source: Balikesir September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Balikesir During September

In Balikesir, Turkey, September presents a favorable transition into autumn with a 67% chance of sunny weather. Following the peak summer months where sunshine dominates, September still enjoys a significant portion of bright days, making it an ideal time for outdoor activities. This notable decline from the sweltering heights of 87% in August signals a gradual cooling, yet maintains a pleasant warmth, contrasting sharply with the dampness of winter months ahead. As the year progresses towards October's 54%, September remains a sweet spot for sun-seekers and nature enthusiasts alike.

Percentage of Sunny Days in September in Balikesir

The chart illustrates the percentage of sunny days in Balikesir throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Balikesir experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec29%45%39%42%63%69%82%87%67%54%43%32%
Data source: Balikesir September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Balikesir in September

As summer fades into autumn in Balikesir, Turkey, September brings a gentle transition in daylight duration, with the sun gracing the skies for about 12 hours each day. This marks a notable decrease from the peak of 14 hours experienced in June and July. The gradual shift is evident as the days shorten, moving towards the more subdued daylight of October, which sees only 11 hours of light. This rhythm of nature reveals a clear trend: as the year progresses, daylight diminishes steadily from the vibrant brightness of spring and summer, settling into the cozy embrace of fall, ultimately reaching the year's lowest levels in the winter months. The blend of diminishing daylight paired with the changing seasons creates a captivating atmosphere in Balikesir, ideal for those who cherish autumn's charm.

Average Daylight Hours in Balikesir for September

The chart illustrates the variation in daylight duration in Balikesir throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 41m10h 41m11h 57m13h 16m14h 22m14h 55m14h 38m13h 39m12h 24m11h 6m9h 58m9h 23m
Data source: Balikesir daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Balikesir

As September arrives in Balikesir, Turkey, the winds pick up slightly, boasting an average speed of 3.8 m/s (8 mph)—the highest of the year. This gentle breeze signifies a transition from the hotter summer months, where wind speeds lingered between 2.4 m/s and 3.7 m/s, into the more dynamic autumn season. Notably, the wind remains consistent through early autumn, with October's average falling back to 3.2 m/s (7 mph). This pattern suggests that September is a time when the winds begin to dance a bit more vigorously, bringing a refreshing breath of change to the landscape, setting the stage for the cooler months ahead.

Average September Wind Speed in Balikesir

The chart displays monthly wind speed patterns in Balikesir, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.63.73.13.02.72.43.73.43.8 m/s3.23.23.4
Data source: Balikesir September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Balikesir Compares to Other Months

Weather in Balikesir varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Balikesir, focusing on differences in temperature, rainfall, humidity, and UV levels.

September and January in Balikesir present starkly contrasting weather conditions. In September, temperatures range from a pleasant 7°C (45°F) at night to a scorching 37°C (98°F) by day, with an average of 21°C (70°F). The month receives relatively low precipitation at only 11 mm (0.4 in) over just two days and enjoys a moderate humidity level of 45%.

In contrast, January experiences much colder temperatures, dropping to a minimum of -12°C (11°F) and averaging around 5°C (42°F), with a maximum of 21°C (70°F). Precipitation increases significantly to 102 mm (4.0 in) across 12 days, coupled with a high humidity level of 88%. For a detailed view of January conditions, visit Balikesir weather in January.

Comparing the weather in September and February reveals striking contrasts. In September, temperatures range from a mild 7°C (45°F) at night to a warm 37°C (98°F) during the day, with an average of 21°C (70°F). The month experiences minimal precipitation, averaging just 11 mm (0.4 in) over only two days, and a comfortable humidity level of 45%. In stark contrast, February brings much colder temperatures, with nighttime lows dropping to -7°C (20°F) and daytime highs reaching just 22°C (71°F), averaging around 7°C (45°F). This month is considerably wetter, with precipitation totaling 68 mm (2.7 in) spread across 10 days, accompanied by high humidity at 88%. For a closer look at February's conditions, visit Balikesir weather in February.

When comparing the weather in September and March, it's evident that these months present stark differences. September boasts warmer temperatures, with a minimum of 7°C (45°F) and an average of 21°C (70°F), while March experiences a much chillier climate, with temperatures dropping as low as -11°C (13°F) and an average of just 9°C (48°F). Additionally, September is characterized by relatively low precipitation of only 11 mm (0.4 in) over just 2 days, in contrast to March, which sees a significantly wetter environment with 74 mm (2.9 in) of rain spread over 10 days. Humidity levels also differ, as September features a more comfortable 45%, compared to March's high humidity of 86%. For more specific details about the conditions, you can check Balikesir weather in March.

When comparing the weather in September and April, we see notable differences in temperature, precipitation, and humidity. September boasts warmer temperatures, ranging from a mild 7°C (45°F) at night to a high of 37°C (98°F), with an average of 21°C (70°F). In contrast, April presents cooler conditions, where temperatures can dip as low as -1°C (30°F) at night, peaking at 28°C (83°F) and averaging around 13°C (55°F). Additionally, September experiences low precipitation, with only 11 mm (0.4 in) over 2 days and a humidity level of 45%. Conversely, April is significantly wetter, accumulating 54 mm (2.1 in) of rainfall over 9 days, accompanied by higher humidity levels at 75%. For more detailed information on April's weather, check out Balikesir weather in April.

When comparing the weather in September and May, notable differences emerge in both temperature and precipitation. September offers a warmer climate with average temperatures reaching 21°C (70°F) and a maximum of 37°C (98°F). In contrast, May sees lower average temperatures of 18°C (65°F) with a maximum of 35°C (96°F) and a slightly cooler minimum of 5°C (41°F).

Additionally, September experiences minimal rainfall, with only 11 mm (0.4 in) over just 2 days, leading to a lower humidity level of 45%. May, however, is considerably wetter, recording 50 mm (2.0 in) of precipitation across 9 days, resulting in a higher humidity at 72%. For more detailed information, you can check Balikesir weather in May.

When comparing the weather in September to that of June, we can see some distinct differences. September showcases a slightly broader temperature range, with minimums dropping to 7°C (45°F) and maximums reaching up to 37°C (98°F), while the average is around 21°C (70°F). In contrast, June has a minimum temperature of 8°C (46°F) and a maximum of 36°C (96°F), with an average of 22°C (72°F). Precipitation also varies significantly; September experiences only 11 mm (0.4 in) of rainfall over just 2 days, whereas June is much wetter, receiving 52 mm (2.0 in) of rain over 10 days. Humidity levels are notably higher in June at 63%, compared to September’s 45%. For more detailed information, you can visit Balikesir weather in June.

When comparing the weather in September and July, notable differences emerge in temperature and precipitation. September experiences a wider temperature range, with a minimum of 7°C (45°F) and a maximum of 37°C (98°F), averaging 21°C (70°F). In contrast, July has a milder minimum temperature of 13°C (56°F) and reaches up to 39°C (102°F), averaging 24°C (76°F). Precipitation is slightly lower in September at 11 mm (0.4 in) over 2 days, compared to July’s 16 mm (0.6 in) spread over 3 days. Humidity is also marginally lower in September at 45%, versus July’s 47%. For more detailed information, check out Balikesir weather in July.

In comparing the weather of September and August, September experiences a cooler average temperature of 21°C (70°F), while August boasts a warmer average of 25°C (77°F). Both months can reach a maximum temperature of 37°C (98°F), but September starts at a significantly lower minimum temperature of 7°C (45°F) compared to August's minimum of 15°C (60°F). Precipitation is slightly higher in September at 11 mm (0.4 in) over 2 days, in contrast to August's 7 mm (0.3 in) over just 1 day. Additionally, September maintains a humidity level of 45%, which is somewhat higher than August's 35%. For more details on August weather, check Balikesir weather in August.

September and October present a notable shift in weather conditions. September tends to be warmer, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 37°C (98°F) and an average of 21°C (70°F). The month sees minimal precipitation, averaging only 11 mm (0.4 in) over just 2 days, while humidity levels remain relatively low at 45%. In contrast, October experiences cooler temperatures, with a minimum of 0°C (33°F) and an average of 16°C (61°F), reaching a maximum of 34°C (93°F). This month is also characterized by significantly increased rainfall, totaling 38 mm (1.5 in) across 6 days, and higher humidity levels at 69%. For more detailed information on October weather, you can visit Balikesir weather in October.

September and November weather in Balikesir present a striking contrast. September boasts warmer temperatures, with an average of 21°C (70°F) and highs reaching up to 37°C (98°F), accompanied by low humidity at 45% and minimal precipitation of just 11 mm over 2 days. In contrast, November sees a significant drop in temperature, with averages around 12°C (53°F) and lows dipping to -2°C (29°F). This month experiences more rain, totaling 42 mm, spread over 6 days, and the humidity rises dramatically to 85%. For more detailed insights, you can check Balikesir weather in November.

The weather in September and December showcases a stark contrast in temperatures and conditions. In September, the climate is relatively warm, with average temperatures around 21°C (70°F) and a peak reaching up to 37°C (98°F), while only experiencing minimal rainfall of 11 mm over just 2 days and 45% humidity. In contrast, December brings a notable drop in temperatures, with average highs of 8°C (47°F) and lows plummeting to -6°C (22°F). This month sees significantly increased precipitation, tallying 92 mm over 12 days and a much higher humidity level at 89%. For those interested in the specifics of December weather patterns, more information can be found here.

Compare Balikesir's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Balikesir

As September unfolds in Balikesir, a transition occurs from the sweltering heat of summer to a more temperate climate. With maximum temperatures soaring up to a warm 37°C and an average of 21°C, the month retains a summer feel, but the cooler nighttime lows provide a welcome break. Additionally, the low humidity levels make the warmth more bearable, while the minimal precipitation adds to the predominantly dry days, allowing for plenty of outdoor activities. In contrast to the hotter and wetter midsummer months, September offers a delightful blend of warmth and comfort, making it an ideal time to explore the region. For a deeper insight into Balikesir's seasonal patterns, visit Balikesir Climate.